DSPManager: Update Polish language

Change-Id: Ie947940f3cc678322033bf2e5164636700f8553e
Add LV translation

Change-Id: Id16e07909d212489adca2bf6ae0cf65c3b6987a0
Fix audio_engine API for 4.3

These methods are likely to be needed and accessible through other
means, so keep them around until the updated API is actually read

Change-Id: Icba0e95f3f293279f260df92e6bd6b1aea5ed7bc
Merge remote-tracking branch 'cm/cm-10.2' into sm-jb-mr2